##MtrlCutHole.py Version 1.00

##Copyright (c) 2006 Bruce Vaughan, BV Detailing & Design, Inc.

##All rights reserved.

#####################################################################

"""

/// Given 3 non-collinear points, define a plane and create a list of points about

/// point 1 to be used to make a hole with cut layout.

/// User can be in any model orientation, but must align with surface to cut.

/// Developed by Bruce Vaughan, BV Detailing & Design, Inc. (October 2006)

/// URL: www.bvdetailing.com

/// Credit Paul Bourke for 'Rotate A Point About An Arbitrary Axis (3D)' (August 2002) and

/// 'Equation of a plane' (March 1989))

///

/// Revision History:

/// Version 1.00 (01/24/07) - Initial release

///

///

/// Required files from folder 'macrolib' on SDS/2 system path:

/// P3D.py

/// pickle.py (required for FileDefaults)

/// FileDefaults.py

/// ExceptWarn.py

/// PolarPt.py

/// printPtList

///

/// Go to 'Variables section to edit default values file path and file name

"""

def run_script():

# startup code begin

from macrolib.P3D import Plane3D

from macrolib.FileDefaults import import_data, export_data

from macrolib.ExceptWarn import formatExceptionInfo

from macrolib.PolarPt import PolarPt3D

from macrolib.PrintPtList import formatPtList

import types

import os

from math import floor, ceil, pi, sqrt

from param import yes_or_no, Dialog, dim_print

from mtrl_list import MtrlLocate, HoleLocate

from point import Point, PointLocate

from mtrl_cut import MtrlCut

# startup code end

###########################################

## Variables section

# system path for defaults file

default_file_path = os.path.join(os.getcwd(), "macro", "Defaults")

# default values file

def_file = "PlateCutRadius_v1_00.txt"

# no images in this version

# image_path = os.path.join(os.getcwd(), "macro", "Images")

# default to enable or disable the importing and exporting of dialog dictionary variables "Enable" "Disable"

enable_default_import_export = "Enable"

###########################################

## Defaults Section

no_spa = 36 # Number of points to calculate for the hole

mtrl_orientation = 'Web' # ('Web', 'Top Flg', 'Bott Flg', 'RE', 'LE')

## End variables and defaults section

#############################################################

## Cut layout function

def radius_cut(mtrl, ptList, rot):

#try:

# mtrl cut begin

mcut1 = MtrlCut()

mcut1.mtrl = [mtrl, ]

mcut1.rotate = rot

for pt in ptList:

mcut1.pts.append((pt, 0.0))

mcut1.cut("Layout")

return True

#except:

#Warning(formatExceptionInfo())

#return False

# mtrl cut end

#############################################################

# if enabled, import defaults used previously from disk file

## import defaults data if enabled

if enable_default_import_export == "Enable":

dd0 = import_data(os.path.join(default_file_path, def_file))

if dd0:

for key, value in dd0.items():

exec "%s = %s" % (key, repr(value)) in None

else:

Warning("Invalid data - Reverting to original defaults")

## Main program

while 1:

m1 = MtrlLocate("Select material to cut")

pt1 = PointLocate("Pick center point of hole")

pt2 = PointLocate("Pick material cut start point at radius")

pt3 = PointLocate("Pick a reference point to define the current plane")

theta = pi

if pt1 != None and pt2 != None and pt3 != None:

a = Plane3D(pt1, pt2, pt3, theta)

if a.N_len > 0.0:

## DIALOG BOX 1 #################################

dlg1 = Dialog("Radius Material Cut Options")

dlg1.menu("print_doc", ("Yes", "No"), "No", "Print parametric script documentation only")

dlg1.line("The arc radius = %s and the arc length = %s." % (dim_print(a.Ra), dim_print(a.pp)))

dlg1.entry("no_spa", no_spa, "Number of spaces")

dlg1.line("At the present time only valid orientations are 'Web', 'Top Flg', and 'LE'")

dlg1.menu('mtrl_orientation', ('Web', 'Top Flg', 'LE'), mtrl_orientation, "Material View")

try:

dd1 = dlg1.done()

except ResponseNotOK:

break

for key, value in dd1.items():

exec "%s = %s" % (key, repr(value)) in None

###################################################

## END DIALOG BOX 1 ------------------------------#

###################################################

if print_doc == "Yes":

print __doc__

break

if mtrl_orientation == 'Web':

cut_arg = (0,0,0)

elif mtrl_orientation == 'Top Flg':

cut_arg = (90.0,0,0)

elif mtrl_orientation == 'Bott Flg': # does not work

cut_arg = (-90.0,0,0)

elif mtrl_orientation == 'RE': # does not work

cut_arg = (0,90.0,0)

elif mtrl_orientation == 'LE':

cut_arg = (0,-90.0,0)

else:

break

# Export defaults to disk if enabled

if enable_default_import_export == "Enable":

export_data(os.path.join(default_file_path, def_file), dd1)

pt_list = [pt2, ]

# spacing_method == "Even Spacing":

actual_spa = a.pp/(no_spa/2)

dst = actual_spa

spaces = no_spa - 1

# Compile a list of points determined by the angle required between construction lines

for i in range(spaces):

pt_list.append(a.PointRotate3D(pt2, dst/a.Ra))

dst = dst + actual_spa

pt_list.append(a.PointRotate3D(pt2, 2*pi))

print formatPtList("Selected point list:", [pt1, pt2, pt3])

print formatPtList("Cut point list:", pt_list)

radius_cut(m1, pt_list, cut_arg)

else:

Warning("The 3 points selected must not be collinear.")

if not yes_or_no("Cut more material?"):

break

## end run_script() #########################################################

if __name__ == '__main__':

try:

run_script()

finally:

del run_script